ES2103540T3 - Dispositivo de biela y manivela para la transmision de energia con eliminacion de puntos muertos, particularmente adecuado para bicicletas y similares. - Google Patents

Dispositivo de biela y manivela para la transmision de energia con eliminacion de puntos muertos, particularmente adecuado para bicicletas y similares.

Info

Publication number
ES2103540T3
ES2103540T3 ES94201772T ES94201772T ES2103540T3 ES 2103540 T3 ES2103540 T3 ES 2103540T3 ES 94201772 T ES94201772 T ES 94201772T ES 94201772 T ES94201772 T ES 94201772T ES 2103540 T3 ES2103540 T3 ES 2103540T3
Authority
ES
Spain
Prior art keywords
crank
bicycles
particularly suitable
energy transmission
dead point
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES94201772T
Other languages
English (en)
Inventor
Domenico Scaramozzino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHIELDCROSS HOLDINGS Ltd
Original Assignee
SHIELDCROSS HOLDINGS Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHIELDCROSS HOLDINGS Ltd filed Critical SHIELDCROSS HOLDINGS Ltd
Priority claimed from US08/554,428 external-priority patent/US5755635A/en
Application granted granted Critical
Publication of ES2103540T3 publication Critical patent/ES2103540T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M3/00—Construction of cranks operated by hand or foot
    • B62M3/02—Construction of cranks operated by hand or foot of adjustable length
    • B62M3/04—Construction of cranks operated by hand or foot of adjustable length automatically adjusting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M3/00—Construction of cranks operated by hand or foot
    • B62M2003/006—Crank arrangements to overcome dead points

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

EL CIGUEÑAL DE PEDAL (32,34) EN EL GRUPO DE PROPULSION DE UNA BICICLETA O SIMILAR GIRA INDEPENDIENTEMENTE CON RESPECTO A OTRO ALREDEDOR DEL EJE (A), Y ES PARALELO Y ESPACIADO A DISTANCIA (D) DEL EJE (B) DE UN PIÑON MOTRIZ DE CADENA (28). CADA CIGUEÑAL DE PEDAL ESTA FORZADO A GIRAR JUNTO CON EL PIÑON PERO ES LIBRE PARA MOVERSE SOBRE DICHA RUEDA. ES PROVISTO UN AJUSTE PARA LA POSICION DEL PIÑON, ALREDEDOR DEL EJE DEL CIGUEÑAL DE PEDAL.
ES94201772T 1993-06-22 1994-06-21 Dispositivo de biela y manivela para la transmision de energia con eliminacion de puntos muertos, particularmente adecuado para bicicletas y similares. Expired - Lifetime ES2103540T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT93MI001343A IT1264872B1 (it) 1993-06-22 1993-06-22 Dispositivo di trasmissione di energia a manovellismo con eliminazione dei punti morti, particolarmente per biciclette e simili
US08/554,428 US5755635A (en) 1993-01-28 1995-11-06 Crank device for the transmission of energy with elimination of dead centers, particularly suited for bicycles and the like

Publications (1)

Publication Number Publication Date
ES2103540T3 true ES2103540T3 (es) 1997-09-16

Family

ID=26331010

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94201772T Expired - Lifetime ES2103540T3 (es) 1993-06-22 1994-06-21 Dispositivo de biela y manivela para la transmision de energia con eliminacion de puntos muertos, particularmente adecuado para bicicletas y similares.

Country Status (4)

Country Link
EP (1) EP0630804B1 (es)
DE (1) DE69402763T2 (es)
ES (1) ES2103540T3 (es)
IT (1) IT1264872B1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5755635A (en) * 1993-01-28 1998-05-26 Draco Limited Crank device for the transmission of energy with elimination of dead centers, particularly suited for bicycles and the like
AU2005201807C1 (en) * 2004-11-01 2006-08-03 Gorza, A. E. A Bicycle Crankshaft and Chain Wheel Assembly
KR101346065B1 (ko) 2012-03-15 2013-12-31 주식회사 에파테크 자전거 동력발생장치
WO2020221379A1 (en) * 2019-04-29 2020-11-05 Havelka Petr Bicycle drivetrain system with variable angular velocity of pedals

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR763303A (es) * 1934-04-26
GB815772A (en) * 1957-01-26 1959-07-01 Oscar Stettler Improvements in or relating to crank mechanisms for cycles
FR1296591A (fr) * 1961-03-20 1962-06-22 Pédalier permettant l'allongement de la manivelle

Also Published As

Publication number Publication date
IT1264872B1 (it) 1996-10-17
ITMI931343A1 (it) 1994-12-22
ITMI931343A0 (it) 1993-06-22
EP0630804B1 (en) 1997-04-23
EP0630804A1 (en) 1994-12-28
DE69402763D1 (de) 1997-05-28
DE69402763T2 (de) 1998-05-20

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